Sigma has an uneven hairstyle and white-lilac hair, an elegant build, long nails and eyelashes.She wears a beige coat with a cosmome design inside and black trousers and high heels.Sigma shows herself to be understanding to clients, although she is actually a very anxious workaholic who does not know herself and is looking for a "Home".And her house is a casino, which she will protect at any cost.